Helmersen
Helmersen is the family name of:
- Baltic noble family Helmersen with the following members:
- Alexander von Helmersen (1797–1850), Russian lieutenant general and director of the cadet corps
- Erwin von Helmersen (1914–1949), SS-Hauptsturmführer and employed as a camp doctor in the concentration camp Auschwitz-Birkenau
- Gregor von Helmersen (1803–1885), German-Baltic geologist and explorer
- Ludwig Helmersen (1843–1904), director of the Baltic Railway Company; Real Council of State
- Otto Friedrich Helmersen (1728–1785), governor of Oesel; Russian colonel
- Paul von Helmersen (1801-1894), teacher and civil servant on certain orders from Grand Duke Nikolai
- Peter Helmersen (1776–1860) (1776–1860), Russian State Councilor; Member of the Livonian Committee of the Ministry of Justice; Director of the Imperial Theater
- Peter Helmersen (1838–1877) (1838–1877), explorer in the Amur and Ussuri regions, Manchuria and Korea; Russian colonel in the general staff
- Wilhelm Helmersen (1838–1887), Russian councilor
Helmersen is the name of the following districts and locations:
- Helmersen (Nettlingen) , hamlet in Nettlingen in the municipality of Söhlde in the Hildesheim district
